Houston/Galveston, TX

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NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Mon, Sep 28, 2026 at 4:44:40 pm CDT

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Air Quality Alert

Radar

Monday

Air Quality Alert

Monday Night

Tuesday

Mid-Late Week Rain Outlook

Extended Weather Outlook

Current radar

The Monday weather outlook indicates partly cloudy skies with warm and muggy conditions, isolated coastal showers, and southeast winds of 7 to 12 miles per hour. Expected high temperatures range from 93 to 97 degrees Fahrenheit inland and 89 to 93 degrees Fahrenheit along the beaches.

An Ozone Action Day is in effect Monday, September 28, for the Houston, Galveston, and Brazoria areas. Air quality may reach levels that are unhealthy for sensitive groups.

The Monday night weather outlook indicates partly cloudy skies with warm and muggy conditions, isolated coastal showers, and light winds. Expected low temperatures range from 70 to 74 degrees Fahrenheit inland and 77 to 81 degrees Fahrenheit along the beaches.

Tuesday's Outlook features partly cloudy skies that are warm and muggy. Inland highs range from 93 to 97 degrees Fahrenheit, while beach highs range from 89 to 93 degrees Fahrenheit. Conditions include warm and muggy weather with isolated to scattered showers and thunderstorms, accompanied by southeast winds of 10 to 15 mph with gusts up to 20 mph.

Deeper Gulf moisture in combination with a slow-moving upper level disturbance will provide chances of rain Wednesday into the weekend.

Rain chances ramp up during the second half of the week.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	16:15	Mostly Cloudy	10	96	64	35	ENE 7	99 [HI]	29.87
College Station	15:53	Mostly Cloudy	10	96	64	35	SE 8	98 [HI]	29.84
Caldwell	15:55	Mostly Cloudy	10	95	64	36	SSE 9	97 [HI]	29.86
Huntsville	15:53	Mostly Cloudy	10	93	64	38	E 12G17	95 [HI]	29.87
Navasota	16:15	Overcast	9	98	64	32	ESE 10	101 [HI]	29.83
Brenham	16:15	Overcast	10	94	66	39	ESE 6	97 [HI]	29.84
Conroe	15:53	Mostly Clear	10	94	66	40	VRB 6	97 [HI]	29.87
Cleveland	16:15	Clear	10				CALM	-	29.88
Liberty	16:15	Mostly Clear	10	89	69	52	ESE 6	94 [HI]	29.86
Columbus	16:15	Lightning Observed	10	95	70	44	SE 9	101 [HI]	29.84
Spring	15:53	Mostly Clear	10	95	61	32	SE 9	95 [HI]	29.86
Houston Intercontinental Aprt	15:53	Partly Cloudy	10	93	68	44	SE 8G22	97 [HI]	29.86
Katy/Brookshire	16:15	Partly Cloudy	10	93	69	46	ESE 13G20	98 [HI]	29.86
Texas Medical Center Heliport	16:15	Clear	10	89	64	43	SE 13G20	-	29.85
Sugar Land	15:53	Mostly Cloudy	10	91	71	52	SE 10	98 [HI]	29.85
Houston Hobby Airport	15:53	Partly Cloudy	10	91	66	43	E 12G18	94 [HI]	29.86
Arcola/Sienna	16:15	Partly Cloudy	10	91	69	49	SE 6	96 [HI]	29.87
Pearland	15:53	Mostly Cloudy	10	90	69	50	SE 14G22	95 [HI]	29.88
Ellington Field	15:54	Partly Cloudy	10	89	69	52	ESE 15	94 [HI]	29.86
La Porte	16:15	Clear	10	89	69	52	SE 14G20	94 [HI]	29.88
Wharton	16:15	Partly Cloudy	10	93	72	50	SSE 15G23	100 [HI]	29.85
Galveston	05:52	Mostly Clear	10	80	71	74	ENE 8	-	30.03
Bay City	16:15	Lightning Observed	10				ESE 13	-	29.81
Palacios	15:53	Light Rain	10	92	70	48	SE 17	98 [HI]	29.84
Rig 20 Miles SE of Galveston	16:15	Clear	10	86	69	58	E 16	-	29.89
Rig 20 Miles SE of Matagorda	16:15	Partly Cloudy	10	87	77	70	CALM	99 [HI]	29.89

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